### Run Toolbox App

Source: https://www.jetbrains.com/help/rider/Installation_guide.html

Navigate to the Toolbox App installation directory and execute this command to start the application. This will initialize necessary files in ~/.local/share/JetBrains/Toolbox.

```bash
./bin/jetbrains-toolbox
```

--------------------------------

### Generate Karma Configuration File (Windows)

Source: https://www.jetbrains.com/help/rider/Running_Unit_Tests_on_Karma.html

On Windows, first install the global Karma CLI, then run the `karma init` command to start the configuration wizard.

```bash
npm install -g karma-cli
karma init
```

--------------------------------

### Install Plugin via Command Line (Gateway CLI)

Source: https://www.jetbrains.com/help/rider/Work_inside_remote_project.html

This command installs plugins using the Gateway CLI before starting JetBrains Gateway. Note that third-party plugins will not be downloaded automatically without explicit consent.

```bash
gateway installPlugins *idPlugin*
```

--------------------------------

### Install IDE Plugins Remotely

Source: https://www.jetbrains.com/help/rider/Remote_development_overview.html

Use this command to install plugins from JetBrains Marketplace to the remote IDE backend. Requires a network connection. Example shows installing the IdeaVIM plugin.

```bash
remote-dev-server installPlugins
                        <PLUGIN_ID1>
                        <PLUGIN_ID2>
                        ...
```

```bash
remote-dev-server installPlugins IdeaVIM
```

--------------------------------

### Corrected Unity Method Signature After Fix

Source: https://www.jetbrains.com/help/rider/Unity.IncorrectMethodSignature.html

This example demonstrates the `Start` method after the `Unity.IncorrectMethodSignature` inspection's quick-fix has been applied, correcting the signature to meet Unity's requirements.

```csharp
public class MyScript : MonoBehaviour
{
    // After fix: Signature corrected to match Unity's expectation
    public void Start()
    {
        return 42;
    }
}
```

--------------------------------

### Install Stylelint and Standard Configuration

Source: https://www.jetbrains.com/help/rider/Using_Stylelint_Code_Quality_Tool.html

Installs Stylelint and its standard configuration using npm. Ensure Node.js is installed and configured in your project.

```bash
npm install --save-dev stylelint stylelint-config-standard
```

--------------------------------

### Start Next.js Development Server

Source: https://www.jetbrains.com/help/rider/Next.html

Start the Node.js server for your Next.js application using the `npm start` command. This is typically configured automatically by JetBrains Rider.

```bash
npm start
```

--------------------------------

### Start ssh-agent

Source: https://www.jetbrains.com/help/rider/Configuring_SSH_and_SSL.html

Starts the ssh-agent process. Ensure this is running before adding keys.

```bash
ssh-agent
```

--------------------------------

### Install Prettier using npm

Source: https://www.jetbrains.com/help/rider/Prettier.html

Install Prettier as a development dependency or globally using npm. Ensure Node.js is installed first.

```bash
npm install --save-dev --save-exact prettier
```

```bash
npm install --global prettier
```

--------------------------------

### Example: DisableDateTimeNow Analyzer Usage

Source: https://www.jetbrains.com/help/rider/Using_NET_Compiler_Analyzers.html

This example demonstrates how to install and use the DisableDateTimeNow analyzer, which flags usages of `DateTime.Now` and suggests replacing them with `DateTime.UtcNow`.

```csharp
public static class DateTimeExtensions
{
    public static DateTime UtcNow(this DateTime dt)
    {
        return DateTime.UtcNow;
    }
}
```

--------------------------------

### Get help for jetbrains-clients-downloader

Source: https://www.jetbrains.com/help/rider/Fully_offline_mode.html

Run this command to display the help message for the jetbrains-clients-downloader script, showing all available options and syntax.

```bash
jetbrains-clients-downloader -h
```

--------------------------------

### Install SSH Keys on Remote Server

Source: https://www.jetbrains.com/help/rider/Forward_credentials.html

After generating SSH keys locally, use this command to install them on your remote server, enabling authentication for Dev Container setup.

```bash
ssh-copy-id your_remote_server_name
```

--------------------------------

### Example HTTP Request to check application output

Source: https://www.jetbrains.com/help/rider/Node_with_docker.html

An example of an HTTP GET request to a local host IP and container port, used for checking application output within JetBrains Rider.

```http
GET http://127.0.0.1:3010/
```

--------------------------------

### Unity Profiler Begin Sample C#

Source: https://www.jetbrains.com/help/rider/Reference__Templates_Explorer__Live_Templates_CSHARP.html

Starts a profiling sample in Unity. Use the VAR parameter for the sample name.

```csharp
UnityEngine.Profiling.Profiler.BeginSample("$VAR$");

```

--------------------------------

### Configuration Directory Syntax Examples

Source: https://www.jetbrains.com/help/rider/Directories_Used_by_the_IDE_to_Store_Settings_Caches_Plugins_and_Logs.html

Examples of default configuration directory paths for JetBrains Rider on different operating systems.

```plaintext
%APPDATA%\JetBrains\<product><version>
```

```plaintext
C:\Users\JohnS\AppData\Roaming\JetBrains\Rider2026.1
```

```plaintext
~/Library/Application Support/JetBrains/<product><version>
```

```plaintext
~/Library/Application Support/JetBrains/Rider2026.1
```

```plaintext
~/.config/JetBrains/<product><version>
```

```plaintext
~/.config/JetBrains/Rider2026.1
```

--------------------------------

### Verify GPG setup on macOS

Source: https://www.jetbrains.com/help/rider/set-up-GPG-commit-signing.html

Execute these commands in Terminal on macOS to confirm GPG installation and that pinentry-mac provides a GUI prompt.

```bash
gpgconf
```

```bash
echo GETPIN | pinentry-mac
```

--------------------------------

### Install Plugin with eXtensions

Source: https://www.jetbrains.com/help/rider/CleanupCode.html

Use the `-x` or `--eXtensions` parameter to install and enable a plugin by its ID. Separate multiple plugin IDs with a semicolon.

```bash
-x=StyleCop.StyleCop
```

--------------------------------

### Example launchSettings.json with two profiles

Source: https://www.jetbrains.com/help/rider/Running_LaunchSettings.html

This JSON file defines IIS Express and a sample project profile, including IIS settings, command names, browser launch behavior, application URLs, and environment variables.

```json
{
  "iisSettings": {
    "windowsAuthentication": false,
    "anonymousAuthentication": true,
    "iisExpress": {
      "applicationUrl": "http://localhost:43347",
      "sslPort": 44364
    }
  },
  "profiles": {
    "IIS Express": {
      "commandName": "IISExpress",
      "launchBrowser": true,
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    },
    "Sample": {
      "commandName": "Project",
      "launchBrowser": true,
      "applicationUrl": "https://localhost:5001;http://localhost:5000",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Staging"
      }
    }
  }
}
```

--------------------------------

### Prefer GUID-based assembly references in Unity

Source: https://www.jetbrains.com/help/rider/Unity.PreferGuidReference.html

This example shows an assembly reference using an assembly name that should be converted to a GUID reference for better stability.

```json
{
    "name": "Gameplay",
    "references": [
        "Core"
    ]
}
```

```json
{
    "name": "Gameplay",
    "references": [
        "GUID:7d9f6c8edad14e1593fde9cc75764047"
    ]
}
```

--------------------------------

### Example Expanded TODO Live Template

Source: https://www.jetbrains.com/help/rider/Creating_and_Editing_Live_Templates.html

Shows an example of how the TODO live template expands in the editor with the current system date and username.

```text
//TODO 02.07.2019 jsmith:
```

--------------------------------

### Initialize Podman Machine

Source: https://www.jetbrains.com/help/rider/Podman.html

Use this command to initialize a new virtual machine for Podman. Ensure Podman is installed before running.

```bash
$ podman machine init --rootful=true
```

--------------------------------

### Create Nuxt Project with pnpm

Source: https://www.jetbrains.com/help/rider/Nuxt.html

Use this command in the embedded terminal to create a new Nuxt project with pnpm. The wizard will guide you through the setup process.

```bash
pnpm create nuxt@latest <project-name>
```

--------------------------------

### Smart Step Into Example

Source: https://www.jetbrains.com/help/rider/Debug_Tool_Window.html

Demonstrates how to use Smart Step Into when a line contains multiple nested calls. This allows you to choose which function to step into.

```csharp
Console.WriteLine(Foo(Bar("input") + Baz("input")));
```

--------------------------------

### Create Nuxt Project with yarn

Source: https://www.jetbrains.com/help/rider/Nuxt.html

Use this command in the embedded terminal to create a new Nuxt project with yarn. The wizard will guide you through the setup process.

```bash
yarn create nuxt@latest <project-name>
```

--------------------------------

### Create Nuxt Project with npm

Source: https://www.jetbrains.com/help/rider/Nuxt.html

Use this command in the embedded terminal to create a new Nuxt project with npm. The wizard will guide you through the setup process.

```bash
npm create nuxt@latest <project-name>
```

--------------------------------

### Start Podman Machine

Source: https://www.jetbrains.com/help/rider/Podman.html

After initialization, start the Podman virtual machine. This command is essential for enabling Podman services.

```bash
$ podman machine start
```

--------------------------------

### Verify GPG setup on Windows

Source: https://www.jetbrains.com/help/rider/set-up-GPG-commit-signing.html

Run these commands in GitBash to verify that GPG is correctly installed and configured on Windows. Ensure the pinentry program shows a GUI prompt.

```bash
gpgconf
```

```bash
echo GETPIN | pinentry
```

--------------------------------

### View Karma CLI Options

Source: https://www.jetbrains.com/help/rider/Run_Debug_Configuration_Karma.html

To see all available CLI options for Karma, use the command `karma start --help` in the Terminal.

```bash
karma start --help
```

--------------------------------

### Override Virtual Member with Code Completion

Source: https://www.jetbrains.com/help/rider/Coding_Assistance__Code_Completion__Generative.html

Start typing a base method name in a derived class to get a suggestion to override it. The method body with a default implementation will be generated.

```csharp
public class Derived : BaseClass
{
    protected override void DoSomething(int x, string s)
    {
        base.DoSomething(x, s);
    }
}
```

--------------------------------

### Install plugin from custom repository on Windows

Source: https://www.jetbrains.com/help/rider/Install_plugins_from_the_command_line.html

Use this command to install a plugin from a custom repository URL on Windows. Provide the plugin ID and the repository URL. Ensure JetBrains Rider is closed before running.

```bash
rider64.exe installPlugins com.example.myplugin http://plugins.example.com:8080/updatePlugins.xml
```

--------------------------------

### Execute Command in Docker Container

Source: https://www.jetbrains.com/help/rider/docker_containers.html

Examples of commands to execute inside a running Docker container. These commands can be used for listing files, creating directories, or starting a shell session.

```bash
ls /tmp
```

```bash
mkdir /tmp/my-new-dir
```

```bash
/bin/bash
```

--------------------------------

### Corrected Method Signature for Unity InvokeRepeating

Source: https://www.jetbrains.com/help/rider/Unity.IncorrectMethodSignatureInStringLiteral.html

This code shows the corrected version of the previous example. The `LaunchProjectile` method signature has been updated to match Unity's expectation for `InvokeRepeating`, which is a parameterless instance method.

```csharp
using UnityEngine;
 
public class Example : MonoBehaviour
{
    void Start()
    {
        InvokeRepeating("LaunchProjectile", 1f, 1f);
    }
 
    private void LaunchProjectile()
    {
    }
}
```

--------------------------------

### Incorrect Unity Method Signature Reported

Source: https://www.jetbrains.com/help/rider/Unity.IncorrectMethodSignature.html

This example shows a Unity script where the `Start` method has an incorrect signature, being static, returning an int, and having an extra parameter. This will be flagged by the inspection.

```csharp
public class MyScript : MonoBehaviour
{
    // Reported: Start should be non-static void with no parameters
    public static int Start(int value)
    {
        return 42;
    }
}
```

--------------------------------

### Initialize Bower Project

Source: https://www.jetbrains.com/help/rider/Using_Bower_Package_Manager.html

Navigates to your project directory and initializes a new Bower project by creating a bower.json file. Follow the prompts to configure project settings.

```bash
cd <your project folder>
```

```bash
bower init
```

--------------------------------

### Get Current Directory

Source: https://www.jetbrains.com/help/rider/Settings_DotCover_ContinuousTesting.html

Retrieves the current working directory. This property points to the original test start folder if Shadow-copy assemblies and symbol files is selected, and to the temporary folder otherwise.

```csharp
Environment.CurrentDirectory
```

--------------------------------

### Install Plugin from Command Line (Windows)

Source: https://www.jetbrains.com/help/rider/Managing_Plugins.html

Use this command to install a plugin using its ID on Windows. Ensure the IDE is closed before running.

```bash
rider64.exe installPlugins <PluginID>
```

```bash
rider64.exe installPlugins org.jetbrains.plugins.github
```

--------------------------------

### Reported Redundant Accessor Body in C#

Source: https://www.jetbrains.com/help/rider/RedundantAccessorBody.html

This example shows a C# property where the 'get' accessor body is redundant and can be simplified. The 'set' accessor contains logic that prevents it from being a simple auto-property.

```csharp
public string Name
{
    get => field;
    set => field = value ?? throw new ArgumentNullException(nameof(value));
}
```

--------------------------------

### Example Argument Formatting for External Tools

Source: https://www.jetbrains.com/help/rider/Settings_Tools_Remote_SSH_External_Tools.html

Demonstrates how to format arguments and paths, including spaces and escaped quotes, when configuring external tools.

```shell
-Dmy.prop=\"quoted_value\" "second arg" third" "arg
```

--------------------------------

### Bypass Third-Party Plugin Consent (Gateway CLI)

Source: https://www.jetbrains.com/help/rider/Work_inside_remote_project.html

Use this command to automatically install third-party plugins when JetBrains Gateway starts, bypassing the consent message. This is useful for pre-configuring your remote environment.

```bash
gateway installPlugins *idPlugin* --give-consent-to-use-third-party-plugins
```

--------------------------------

### XPath Index Zero Usage Example

Source: https://www.jetbrains.com/help/rider/XPath_Inspections.html

Highlights the incorrect usage of zero in XPath predicates. XPath indexes start at one, so using zero in a position comparison or directly as an index is typically a bug.

```XPath
//someelement[position() = 0]

```

```XPath
//something[0]

```

--------------------------------

### Dockerfile ARG Instruction Example

Source: https://www.jetbrains.com/help/rider/Dockerfile_run_configuration.html

Demonstrates how to use the ARG instruction in a Dockerfile to define build-time variables. These variables can be redefined using build arguments.

```dockerfile
ARG PGTAG=latest

FROM postgres:$PGTAG
```

--------------------------------

### Introduce Field: Initialize in Constructor (Example 3)

Source: https://www.jetbrains.com/help/rider/Specific_TypeScript_Refactorings.html

Introduces a private field `_calcArea` and initializes it within the class constructor. This is useful when the field's initialization depends on constructor parameters or other setup logic.

```typescript
class Rectangle {
    constructor(public height: number, public width: number) {
        this._calcArea = this.calcArea();
        this.height = height;
        this.width = width;
    }

    private _calcArea: number;

    get area() {
        return this._calcArea;
    }

    calcArea() {
        return this.height * this.width;
    }
}
```

--------------------------------

### Example: Namespace Indentation (all) in C++

Source: https://www.jetbrains.com/help/rider/EditorConfig_CPP_CppOtherPageScheme.html

Demonstrates C++ namespace indentation with the 'all' setting.

```cpp
namespace ns
{
	void a();

	namespace inner
	{
		void b();
	};
};

```

--------------------------------

### System Directory Syntax Examples

Source: https://www.jetbrains.com/help/rider/Directories_Used_by_the_IDE_to_Store_Settings_Caches_Plugins_and_Logs.html

Examples of default system directory paths for JetBrains Rider caches and local history on different operating systems.

```plaintext
%LOCALAPPDATA%\JetBrains\<product><version>
```

```plaintext
C:\Users\JohnS\AppData\Local\JetBrains\Rider2026.1
```

```plaintext
~/Library/Caches/JetBrains/<product><version>
```

```plaintext
~/Library/Caches/JetBrains/Rider2026.1
```

```plaintext
~/.cache/JetBrains/<product><version>
```

```plaintext
~/.cache/JetBrains/Rider2026.1
```

--------------------------------

### Get Assembly Code Base

Source: https://www.jetbrains.com/help/rider/Settings_DotCover_ContinuousTesting.html

This property can lead to the original test start folder if Shadow-copy assemblies and symbol files option is selected, or the temporary folder otherwise. Useful for NUnit tests with relative path references.

```csharp
Assembly.GetExecutingAssembly().CodeBase
```

--------------------------------

### Install Avalonia Project Templates

Source: https://www.jetbrains.com/help/rider/Avalonia.html

Run this command in the terminal to install the necessary Avalonia project templates for creating new applications.

```bash
dotnet new install Avalonia.Templates
```

--------------------------------

### Introduce Field: Initialize in Enclosing Method (Example 1)

Source: https://www.jetbrains.com/help/rider/Specific_TypeScript_Refactorings.html

Introduces a private field `_calcArea` and initializes it within the `get area()` method. Use this when the field's value is computed on demand within a specific method.

```typescript
class Rectangle {
    constructor(public height: number, public width: number) {
        this.height = height;
        this.width = width;
    }

    private _calcArea: number;

    get area() {
        this._calcArea = this.calcArea();
        return this._calcArea;
    }

    calcArea() {
        return this.height * this.width;
    }
}
```

--------------------------------

### Install typescript-tslint-plugin

Source: https://www.jetbrains.com/help/rider/vue_js.html

Install the plugin using npm. Ensure TypeScript is installed in your project.

```bash
npm install --save-dev typescript-tslint-plugin
```

--------------------------------

### Select npm Run Configuration

Source: https://www.jetbrains.com/help/rider/Next.html

Choose an npm run configuration from the Run widget on the toolbar to start your Next.js application. This includes autogenerated or custom configurations.

```bash
Next.js: server-side
```

--------------------------------

### VB.NET Method Signature Example with Numbered Suffix

Source: https://www.jetbrains.com/help/rider/Settings_Inlay_Hints_VB_Parameter_Name_Hints.html

Demonstrates a scenario where parameter name hints can be hidden when calling methods with signatures that only differ by a numbered suffix.

```vbnet
Sub DoSomething(arg0 As Integer, arg1 As Integer, arg2 As Integer, arg3 As Integer)
                            '{/*...*/}
                            End Sub
```

--------------------------------

### Short Form for GET Requests

Source: https://www.jetbrains.com/help/rider/Exploring_HTTP_Syntax.html

Shows how to omit the GET method for simple GET requests, specifying only the URI.

```http
// A basic request
https://example.com/a/
```

--------------------------------

### Install Plugin from Command Line (Linux)

Source: https://www.jetbrains.com/help/rider/Managing_Plugins.html

Use this command to install a plugin using its ID on Linux. Ensure the IDE is closed before running.

```bash
rider.sh installPlugins <PluginID>
```

```bash
rider.sh installPlugins org.jetbrains.plugins.github
```